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Normas DIN – AENOR
DIN EN 15922:2010-11

DIN EN 15922:2010-11

Fertilizers - Extraction of soluble phosphorus according to Petermann at ambient temperature; German version FprEN 15922:2010 / Note: Date of issue 2010-11-08

Engrais - Extraction du phosphore soluble selon Petermann à la température ambiante; Version allemande FprEN 15922:2010 / Attention: Date de parution 2010-11-08

Düngemittel - Extraktion des löslichen Phosphors nach Petermann bei Raumtemperatur; Deutsche Fassung FprEN 15922:2010 / Achtung: Erscheinungsdatum 2010-11-08

Fecha Anulación:
2011-08 /Withdrawn
Equivalencias internacionales:

FprEN 15922 (2010-10)

Relación con otras normas DIN:

Reemplazada por: DIN EN 15922:2011-08

Resumen:
The document specifies the procedure for the extraction of phosphorus soluble in cold alkaline ammonium citrate. The method is applicable for disintegrated phosphates exclusively.
Keywords:
Alkaline, Ammonium salt, Analysis, Chemical analysis and testing, Citric acid, Content, Determination of content, Extraction, Extraction methods of analysis, Fertilizers, Methods, Petermann, Phosphorous acid, Phosphorus, Phosphorus content, Soil improvement, Soil improving materials, Solutions
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